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Instructions for disassembly and assembly

This chapter provides the necessary information on disassembly and assembly* of
the different printer components and elements.

Caution: Switch off the printer and remove the power cord.

Attention: Give special attention on how the printer parts were mounted before.
Avoid touching the electronic components unless you are discharged on a protec-
tive ground.

Suggested tools

Hook:

395 850

Phillips screwdriver medium

Screwdriver small

Flat-nosed pliers

When “left” and “right” are mentioned in the text, this refers to the printer as seen
from the front.

STOP

Instructions for disassembly and assembly

5-1

* Normally assembling is done vice versa of disassembling.

Summary of Contents for T2040

Page 1: ...Maintenance Manual Matrix Printer T2040 T2140...

Page 2: ......

Page 3: ...turning on the printer 4 1 4 2 Testmode 4 2 4 2 1 Rolling ASCII 4 3 4 2 2 Interface test Hex Dump 4 4 4 2 3 Setting the Formlen function 4 5 4 2 4 Setting the AGA function 4 5 4 2 5 Setting the Paphan...

Page 4: ...eplacing timing station sensor 5 19 5 10 Replacing the home position sensor 5 20 5 11 Replacing the printhead cable 5 21 5 12 Replacing the ribbon drive 5 22 5 13 Replacing the carriage 5 23 5 14 Repl...

Page 5: ...6 1 Housing Panel 6 2 6 2 General Arrangement sheet 1 6 4 6 3 General arrangement sheet 2 6 6 6 4 Power supply 6 8 6 5 Controller 6 11 6 6 Panel board 6 21 6 7 Head connection 6 24 6 8 Recommended sp...

Page 6: ......

Page 7: ...nal components are required such as step motor for selection of paperpath or for automatic gap adjustment DC motor for carriage transport step motor for paper feed The following features and options w...

Page 8: ......

Page 9: ...7 1 cpi 24 x 18 160 cps 20 0 cpi 24 x 15 LQ Letter Quality 70 cps 10 0 cpi 24 x 36 90 cps 12 0 cpi 24 x 30 250 cps 15 0 cpi 16 x 16 250 cps 15 0 cpi 24 x 16 135 cps 17 1 cpi 24 x 18 160 cps 20 0 cpi 2...

Page 10: ...4e IBM XL24 AGM Optional on request Resolution 60 to 360 dpi horizontal 90 to 360 dpi vertical Print attributes in all character pitches Double width italics right justification shadowed auto centered...

Page 11: ...adjustment Paper transport Standard Tractor with parking position Single sheet via front insertion friction rollers Optional Automatic single sheet feeder front and rear capacity 80 sheets per feeder...

Page 12: ...EE Std 1284 1294 Interface connections Printer side Amphenol 57 40360 or compatible Cable side Amphenol 57 30360 or compatible Serial interface Type RS232C interface Synchronization Asynchronous Trans...

Page 13: ...printer 76 to 420 mm wide printer Form length 76 to 451 mm Manual single sheet feeder Single part forms Weight 80 to 120 g m2 Width 76 to 254 mm narrow printer 76 to 420 mm wide printer Form length 76...

Page 14: ...the quality mark SM Post and photocopy paper are suitable for use Unsuitable are satin finisch or coated papers imitation art papers and embossed papers Since paper as natural material reacts strongly...

Page 15: ...pply Control board including parallel and serial interface Print head Head connection Panel board with LC display Paper feed motor Carriage motor Motor FAW AGA paper tray selection CR PE TOF SENSOR HP...

Page 16: ...3 2 2 Pushbar position check The home position sensor checks the position of the pushbar and therefore the se lected paper source There is a position ruler located on the pushbar After switch on the...

Page 17: ...ion 2 If the pushbar moves a further 5 5 mm the flat gear 76 on the rear of the side wall is moved inwards against the wall and thus engages with the bottom gear 93 Tractor 3 is now driven by the gear...

Page 18: ...osition 6 The pusher on the pushbar moves arm on the friction axle backwards as far as it will go thus switching the friction on The front and rear friction are actuated and both axles are moved from...

Page 19: ...position The paper transport in the SFF is only activated for printer reverse motion If much paper is to be fed back pushbar posi tion 5 is used Manual sheet feeder The pushbar moves to position 6 an...

Page 20: ......

Page 21: ...on keys 1 2 and additional 4 after is displayed AGA test This mode is used for checking the function of the AGA feature Function key 1 4 and Online Bootmode You must enter this mode if you want to pro...

Page 22: ...ere are also settings to facilitate handling paper of complicated structure or poor quality and the parallel in terface Finally you can set line wrap and beep at paper end ASCII80 ASCII136 Back Next F...

Page 23: ...ed You can interrupt the test if you for example want to change the line density by pressing the Online key To exit the ASCII test the printer must be turned off Example for an ASCII test printout If...

Page 24: ...n hexadecimal format and in the right in ASCII format Hex Dump mode can only be terminated by switching off the printer Example for a Hex Dump test printout After the transmission you must switch the...

Page 25: ...ns when turning on the printer Confirm your setting by pressing the key Set 4 2 4 Setting the AGA function This function allows you to switch the Automatic Gap Adjustment AGA off or on Select the AGA...

Page 26: ...ct the Pagewid menu stands for page width Possible settings From 20 to 136 in 1 10 inch steps Default setting 136 10 inch 136 characters at 10 characters inch This parameter determines the actual pape...

Page 27: ...ds for physical left margin Possible settings 0 to 30 in 1 10 inch steps Default setting 0 1 10 inch Permanent physical setting of the left margin This parameter cannot be changed by emulation depende...

Page 28: ...Wrap On If more characters than can be printed are transmitted per line the characters which cannot be printed on this line are printed at the beginning of next line Wrap Off If more characters than...

Page 29: ...the value should be above 10 ccc result of AGA measurement e g a displayed value 18 represent a normal thickness of a single paper ddd temperature of the print head the value changes between 35 and 1...

Page 30: ...ple the line lim 300mV max 300mV width 400 s try dist gives the following informations lim 300mV The value of the spurious pulses must be in a range from 1 to 15 The lower the value is the better max...

Page 31: ...12 the re sult of the parallelity measurement is not correct In the display appears In this case you must adjust the adjusting lever item 40 page 6 4 at the right side wall If the value yyy is higher...

Page 32: ...ese steps do not eliminate the fault Replace the power cord and repeat step 3 Check that power flows at the socket e g using a desk lamp if necessary use a different socket and repeat step 3 Contact y...

Page 33: ...ay support the paper return feed by cautiously pulling the paper in the correct di rection Before you replace the fanfold paper refer to the instructions in the section Inserting paper of the referenc...

Page 34: ...ence manual on CD ROM section Setting the print head gap Prints undefined characters 1 Check that the interface plug is correctly connected to the computer and to the printer 2 Check that the proper e...

Page 35: ...ry switching off and on Check if changes to options have been previously carried out Note down the display message Contact your dealer Overrun Error Received data which has not yet been printed is ove...

Page 36: ...sition You are informed when the fanfold paper is in the park position Tear paper off Note for the operator to tear off the paper automatically positioned at the tear off edge Load paper from single P...

Page 37: ...the fuse The printer is provided with a power sup ply fuse which is accessible directly from the outside Open the small compartment below the power supply connector with a screwdriver and pull out the...

Page 38: ...deposits with a soft brush Check that any paper has been removed from the tractors 4 7 4 Platen Remove the ribbon Carefully clean the platen with platen roller cleaner available from dealers Maintena...

Page 39: ...bon is 3 5 million characters for the narrow printer and 5 million characters for the wide printer 4 7 6 Upper friction Clean the rollers of the upper friction as necessary with a mild cleaning agent...

Page 40: ......

Page 41: ...attention on how the printer parts were mounted before Avoid touching the electronic components unless you are discharged on a protec tive ground Suggested tools Hook 395 850 Phillips screwdriver med...

Page 42: ...1 Replacing the casing parts 5 1 1 Replacing the upper part of casing Remove the front cover Remove the bottom cover tractor 1 Replacing the casing parts Instructions for disassembly and assembly 5 2...

Page 43: ...Remove the upper cover rear Remove the rear cover Instructions for disassembly and assembly Replacing the casing parts 5 3...

Page 44: ...ustration and remove it Use a screwdriver to unlock the panel as shown in the illustration and carefully remove it Be carefull while doing the above mentioned step You may damage the panel cable Repla...

Page 45: ...plug B Use a screwdriver to unlock the upper casing as shown in the illustration tilt it in an angle of approx 45 degrees to the rear lift it upward and remove it Be careful about the panel cable B A...

Page 46: ...sing see section 5 1 1 Release the four rubber snaps suspension A of the print module using special tool Hook position also see page 5 7 Remove the ESD connections right hand B and left hand C A C B R...

Page 47: ...ector together and unplug the cable A Lift the whole printer mechanic with both hands straight upward and put it carefully on a stable place A Instructions for disassembly and assembly Replacing the c...

Page 48: ...casing see section 5 1 1 Move the carriage A to the left Remove the ribbon cassette Lift the flap B Loosen the clip C at the print head D Press the left shank of the clips inwards B A D C Replacing th...

Page 49: ...Pull out the printhead carefully Instructions for disassembly and assembly Replacing the print head 5 9...

Page 50: ...see section 5 1 1 Turn the flap A upwards to a vertical position beyond the snap point and pull off Be careful with the foils of the flap if they are damaged the paper feed may be disturbed A Replaci...

Page 51: ...Remove the casing parts see section 5 1 Press the two latches A of the cover controller casing inwards Lift the cover controller casing and press at point B inwards Remove the casing carefully to the...

Page 52: ...sensor HP F and cable panel G 5 4 2 Replacing the power supply Remove the casing parts see section 5 1 Remove the main controller board see section 5 4 1 Unplug the connector A cable controller and B...

Page 53: ...ch Screw out the grounding wire cable D with a phillips screwdriver Loosen the retaining clips carefully with a flat nosed pliers and remove the power supply C D Instructions for disassembly and assem...

Page 54: ...lacing the panel board Remove the panel see section 5 1 1 Use a screwdriver to unlock the two noses A and remove panel board A Replacing the electronic components Instructions for disassembly and asse...

Page 55: ...ontroller board incl casing see section 5 4 1 Press the seesaw A together at its axis B move the top to the left and release the two clips C Remove the seesaw A Turn the FAW motor clockwise and remove...

Page 56: ...parts see section 5 1 Remove the main controller board incl casing see section 5 4 1 Turn the paper transport motor A counter clockwise out of the holders B and remove it A B Replacing the paper trans...

Page 57: ...incremental strip on the right side Guide a small srewdriver into the hole A and press to the left Remove the incremental strip to the left When installing the incremental strip make sure that the lon...

Page 58: ...ection 5 2 Press on the back side of the AGA sensor case A carefully with an srewdriver and remove it by pulling up Disconnect the AGA sensor cable B When installing position the AGA sensor in its cas...

Page 59: ...sensor holder A by pressing inwards the nose B and pulling upwards Disconnect the timing station sensor cable C and remove the timing station sensor D When installing the timing station sensor make s...

Page 60: ...l casing see section 5 4 1 Remove the home position sensor A by pressing catch B with a screwdriver When installing the home position sensor make sure that the cable is connected correctly contact sid...

Page 61: ...9 Remove the ribbon drive see section 5 12 Remove the carriage motor see section 5 14 Move the carriage to the left Remove the transparent cable holder A Use a screwdriver to release the cable holder...

Page 62: ...acing to the right side Push the key B in direction to the printer front and remove it Turn the ribbon drive C to the left to loosen the toothed belt D Twist out the ribbon drive C by lifting it sligh...

Page 63: ...ection 5 8 and 5 9 Remove the printhead cable see section 5 11 Remove the ribbon drive see section 5 12 Remove the carriage motor see section 5 14 Push the front carriage shaft A from the snap arrest...

Page 64: ...it Turn the adjusting lever D until the two noses face the slots and remove it Pull the carriage shaft E first to the right lift it at the left side and pull it out of carriage F C D E F Replacing th...

Page 65: ...ove the main controller board incl casing see section 5 4 1 Remove the ribbon drive see section 5 12 Remove the motor A by pulling it to the left When installing the motor give special attention that...

Page 66: ...5 1 Remove the flap see section 5 3 Use a screwdriver to release the clamp A Remove the printing bar B slightly forward and then to the right out of the left holder Remove the corners C A B C Replaci...

Page 67: ...in controller board incl casing see section 5 4 1 Remove the flap see section 5 3 Remove the printing bar see section 5 13 Take out the PE sensor A upward Make sure when assembling that the cable B is...

Page 68: ...ad see section 5 2 Remove the flap see section 5 3 Remove the carriage see section 5 13 Remove the printing bar see section 5 15 Remove the PE sensor see section 5 16 Release the three four narrow wid...

Page 69: ...Pull each of the two three narrow wide printer latches D forward and remove it by pulling up Start on the right end Remove the two three narrow wide printer roller springs E and the friction axles F C...

Page 70: ...s and pull them as soon as possible to the left Press the holder B on the right side back slightly and move the shaft A upwards To take out the shaft A pull it to the right Caution The ground spring i...

Page 71: ...ess the holder E on the right side back slightly and move the shaft D upwards To take out the shaft D and the tractors first move the shaft to the right then remove it C D E Instructions for disassemb...

Page 72: ...see section 5 4 1 Remove the tractor see section 5 18 Use the special tool Hook to release the axle A of the switch paper guide B Use a flat nosed pliers to pull out the axis of the switch paper guid...

Page 73: ...carriage see section 5 13 If you move the carriage to the left side as far as it will go remove the print head and the ribbon guide it is not necessary to remove the carriage and the carriage shaft R...

Page 74: ...ft B by pressing the holer C Move the driving shaft B first to the right then remove it Make sure that the position of the push bar selected paper path is not Tractor 2 B C Replacing the paper transpo...

Page 75: ...ng out of holder A Caution The holders should be pressed at their ends Do not press too heavily be cause they could break Repeat this procedure with holders B and C Remove the left side wall with FAW...

Page 76: ...to 5 20 Press the three holders as described in section 5 21 1 and remove the right side wall Caution The holders should be pressed at their ends Do not press too heavily be cause they could break STO...

Page 77: ...olumn narrow printer second column wide printer X in second column means part is the same like in the first column 4 The classification of parts 5 The quantity used in printer When ordering parts it i...

Page 78: ...6 1 Housing Panel 18 13 2 1 5 25 4 3 11 6 12 10 8 9 17 7 22 23 14 20 21 16 19 15 24 26 27 Housing Panel Spare parts and schematics 6 2...

Page 79: ...B 1 11 Foil manual paper tray 060 322 060 323 B 1 12 Push push snapper 716 145 X B 1 13 Foot 052 025 X B 4 14 ESD connection LH 060 415 060 284 B 1 15 ESD connection RH 060 416 X B 1 16 Shield casing...

Page 80: ...ement sheet 1 62 61 63 60 59 58 57 67 56 54 53 52 51 50 46 44 45 45 47 41 40 36 37 38 39 32 33 68 69 54 35 34 28 29 31 30 43 42 55 48 49 64 65 66 69 78 79 52a General Arrangement sheet 1 Spare parts a...

Page 81: ...48 Switch paper guide 060 316 X B 2 3 49 Bush switch paper guide 716 180 X C 1 50 Motor CR 060 270 X A B 1 51 Guide wheel toothed belt 060 348 X B 1 52 Carriage shaft compl 060 484 060 485 A B 1 52a...

Page 82: ...6 3 General arrangement sheet 2 92 93 94 81 80 76 74 75 82 70 71 77 72 83 91 86 88 75 87 89 84 85 73 96 97 95 72 General arrangement sheet 2 Spare parts and schematics 6 6...

Page 83: ...Z24 060 276 X B 1 83 Side plate LH 060 202 X B 1 84 Motor FAW compl 047 895 X A B 1 85 Sensor HP 047 823 X A B 1 86 Seesaw selecting function 060 254 X B 1 87 Cable power unit controller 047 705 X A B...

Page 84: ...6 4 Power supply 120 V 047 832 220 240 V 047 831 Power supply Spare parts and schematics 6 8...

Page 85: ...Spare parts and schematics Power supply 6 9...

Page 86: ...34 Anti interference capacitor 709 710 X C 2 C26 C29 Capacitor 330U M 200V 709 711 X C 2 C13 Capacitor 10N M 100V 705 668 X C 1 C3 C12 Capacitor 3N3 M 1kV 708 410 X C 2 C10 C19 Capacitor 330P K 400V 7...

Page 87: ...6 5 Controller PROM version 047 806 FLASH version 047 888 Firmware must be ordered separately PROM version 047 914 FLASH version 047 952 Spare parts and schematics Controller 6 11...

Page 88: ...ROM 4 Mbit ROM 8 Mbit FLASH 4 Mbit FW on IC5 with IC socket B1 B2 B4 B6 B9 off off on off on off on on off off on off off on off ZG option on IC4 with IC socket B7 B8 B10 B15 B16 off off on on off on...

Page 89: ...Spare parts and schematics Controller 6 13...

Page 90: ...Controller Spare parts and schematics 6 14...

Page 91: ...Spare parts and schematics Controller 6 15...

Page 92: ...Controller Spare parts and schematics 6 16...

Page 93: ...Spare parts and schematics Controller 6 17...

Page 94: ...Controller Spare parts and schematics 6 18...

Page 95: ...1x6 4 710 389 X C 2 RA2 RA4 RA10 RA11 R net 4X100R 3 1 5 2 709 984 X C 6 RA12 RA13 RA1 RA3 RA5 RA6 RA7 R net 4X100R 1 6 3 2 710 213 X C 11 RA8 RA9 RA16 RA17 RA18 RA19 R10 Resistor 68K0 J 0W125 710 220...

Page 96: ...Z diode ZPY30 5 704 595 X C 1 VA1 VA2 VA3 VA4 VA5 VA6 IC FT5763M 708 689 X C 6 IC12 IC L6203 709 822 X C 1 IC13 IC14 IC TEA3718 motor driver 710 319 X C 2 G1 Crystal 15 9744 MHz HC49U 709 986 X C 1 L1...

Page 97: ...6 6 Panel board 060 477 Clamp panel cable 054 589 Spare parts and schematics Panel board 6 21...

Page 98: ...Panel board Spare parts and schematics 6 22...

Page 99: ...216 X C 1 R3 R4 R6 Resistor 100R J 0W125 709 995 X C 3 R18 Resistor 470R J 0W125 710 102 X C 1 R1 Resistor 91K0 J 0W125 710 317 X C 1 R5 R7 R8 R9 R10 R11 Resistor 8K2 J 0W125 710 391 X C 12 R12 R13 R1...

Page 100: ...6 7 Head connection Narrow printer 060 478 Wide printer 060 479 Head connection Spare parts and schematics 6 24...

Page 101: ...Spare parts and schematics Head connection 6 25...

Page 102: ...5 710 218 X C 1 R10 Resistor 330R J 0W125 710 448 X C 1 R2 Resistor 470R J 0W125 710 102 X C 1 V1 V2 Diode 710 663 X C 2 IC1 IC TLC272BCD oper amplifier 710 256 X C 1 R9 Resistor 390K F 0W125 710 090...

Page 103: ...46 Tractor set LH RH support 060 487 X A B 1 50 Motor CR 060 270 X A B 1 52 Carriage shaft compl 060 484 060 485 A B 1 53 Ribbon drive with belt compl 060 299 060 211 A B 1 57 Flap mounted compl 060...

Page 104: ......

Page 105: ...ed in this manual However we cannot accept responsibility for any errors or damages resulting from errors or inaccuracies of information herein TRADEMARK ACKNOWLEDGEMENTS IBM is a trademark of Interna...

Page 106: ...04646 Fax 1 905 8904567 http www Tally com UNITED KINGDOM Tally Limited Molly Millars Lane Wokingham Berkshire RG41 2QT England Phone 44 118 978 8711 Fax 44 118 979 1491 http www Tally co uk AUSTRIA T...

Page 107: ...n provided in the side plate in such a way that the ring with the pins points toward you and the curve of the semidisc points to the right In addition the straight side of the semidisc must be at an a...

Page 108: ...ints away from you and the semidisc towards you The curve of the semidisc must point to the right the straight side to the left at an angle of 90 to the side plate The gear shaft front is not fastened...

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